?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Balen%2C+Thomas%2C+T.H.+van&rft.aufirst=Thomas%2C+T.H.+van&rft.aulast=Balen&rft.degree=Master&rft.title=Regional+Innovation+Systems+for+Water+Technology&rft.tpages=89&rft.date=2020